Diuretic furosemide tablets are not recommended to be taken year-round, some side effects may occur, and should be administered under the guidance of a physician, and seek medical attention when abnormalities occur. Furosemide tablets are mainly used to treat edematous diseases, such as nephritis, high blood pressure and other conditions, but when taken for a long time, some adverse reactions may occur, such as nausea, diarrhea and other conditions, and blurred vision and other symptoms may also occur. As furosemide tablets can reduce the excretion of uric acid to a certain extent, taking them for years may cause excessive uric acid. It may also cause an increase in blood glucose values when taken by some diabetic patients. Contraindications to this drug have not been clarified. In the use of furosemide tablets should strictly follow the doctor’s instructions to take drugs, avoid blind use of drugs, to prevent excessive diuresis, resulting in dehydration. In the process of taking the drug, attention should be paid to potassium supplementation, to prevent the occurrence of hypokalemia, and consult a doctor in time when abnormalities occur.